Home / 5,467.91-7,545.45-3,077.90

Finding the Fourth Proportional to 5,467.91, 7,545.45 and 3,077.90

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Solution

The fourth proportional to 5,467.91, 7,545.45 and 3,077.90 is: 4,247.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,467.91 : 7,545.45 = 3,077.90 : x
  2. Step 2: Convert to fraction form
    5,467.91/7,545.45 = 3,077.90/x
  3. Step 3: Cross multiply
    5,467.91x = 7,545.45 × 3,077.90
  4. Step 4: Simplify right side
    5,467.91x = 23,224,142.67
  5. Step 5: Solve for x
    x = 23,224,142.67/5,467.91
  6. Step 6: Final answer
    x = 4,247.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.